
<template>
	<view class="content">
		<scroll-view scroll-y class="left-aside">
			<view v-for="item in flist" :key="item.id" class="f-item b-b" :class="{active: item.id === currentId}" @click="tabtap(item)">
				{{item.title}}
			</view>
		</scroll-view>
		<scroll-view scroll-with-animation scroll-y class="right-aside" :scroll-top="tabScrollTop">
			<view class="goods-list">
				<view v-for="(item, index) in productList" :key="index" class="goods-item" @click="navToDetailPage(item)">
					<view class="image-wrapper">
						<image :src="item.img + '?x-oss-process=style/400px'" mode="aspectFill"></image>
					</view>
					<view class="right-cont">
						 <text class="title clamp2">{{item.title}}</text>
						 <view class="price-box" v-if="item.status!==2">
						 	<text class="price">{{isVip? (item.vipPrice / 100.0 + ' [VIP]') : (item.price / 100.0)}}</text>
						 	<text>已售 {{item.sales?item.sales:0}} 件</text>
						 </view>
						 <view class="price-box" v-else>
						 	<text class="price">询价</text>
						 	<!-- <text>成交 {{item.sales?item.sales:0}} 笔</text> -->
						 </view>
					</view>
				</view>
				<view style="margin:10upx;text-align:center;width:100%;color:#909399;">{{ productList.length > 0 ? '-- 到底啦 --':'-- 暂无数据 --'}}</view> 
			</view>
			
		</scroll-view>
	</view>
</template>

<script>
	export default {
		data() {
			return {
				sizeCalcState: false,
				tabScrollTop: 0,
				currentId: 1,
				flist: [],
				productList: [],
				tlist: [],
				rawData: []
			}
		},
		onLoad(){
			this.loadData();
		},
		onShow() {
			this.isVip = this.$api.isVip()
		},
		methods: {
			loadData(){
				const that = this
				this.$api.request('category', 'categoryList').then( res => {
					that.flist = res.data
					that.currentId = res.data[0].id
					this.tabtap(res.data[0])
				})
				
			},
			//一级分类点击
			tabtap(item){
				this.currentId = item.id
				this.tabScrollTop = this.tabScrollTop === 0 ? 1 : 0
				
			   let orderByInfo = {
					orderBy: 'sales',
					isAsc: false
				}
				uni.showLoading({
					title:'加载中'
				});
				this.$api.request('product', 'getProductPage', {
					categoryId: this.currentId, 
					pageNo : 1,
					pageSize : 10000,
					...orderByInfo
				}).then(res => {
					this.productList = res.data.items;
					uni.hideLoading()
				})
			},
			navToList(tid){
				uni.navigateTo({
					url: `/pages/product/list?tid=${tid}`
				})
			},
			//详情
			navToDetailPage(item) {
				//测试数据没有写id，用title代替
				let id = item.id;
				uni.navigateTo({
					url: `/pages/product/detail?id=${id}`
				})
			},
		}
	}
</script>

<style lang='scss'>
	page,
	.content {
		height: 100%;
		background-color: #f8f8f8;
	}

	.content {
		display: flex;
	}
	.left-aside {
		flex-shrink: 0;
		width: 200upx;
		height: 100%;
		background-color: #fff;
	}
	.f-item {
		display: flex;
		align-items: center;
		justify-content: center;
		width: 100%;
		height: 100upx;
		font-size: 28upx;
		color: $font-color-base;
		position: relative;
		&.active{
			color: $base-color;
			background: #f8f8f8;
			&:before{
				content: '';
				position: absolute;
				left: 0;
				top: 50%;
				transform: translateY(-50%);
				height: 36upx;
				width: 8upx;
				background-color: $base-color;
				border-radius: 0 4px 4px 0;
				opacity: .8;
			}
		}
	}

	.right-aside{
		flex: 1;
		overflow: hidden;
		padding-left: 20upx;
	}
	.s-item{
		display: flex;
		align-items: center;
		height: 70upx;
		padding-top: 8upx;
		font-size: 28upx;
		color: $font-color-dark;
	}
	.t-list{
		display: flex;
		flex-wrap: wrap;
		width: 100%;
		background: #fff;
		padding-top: 12upx;
		&:after{
			content: '';
			flex: 99;
			height: 0;
		}
	}
	.t-item{
		flex-shrink: 0;
		display: flex;
		justify-content: center;
		align-items: center;
		flex-direction: column;
		width: 176upx;
		font-size: 26upx;
		color: #666;
		padding-bottom: 20upx;
		
		image{
			width: 140upx;
			height: 140upx;
		}
	}
	/* 商品列表 */
		.goods-list {
			display: flex;
			flex-wrap: wrap;
			padding: 0 30upx;
			background: #fff;
	
			.goods-item {
				display: flex; 
				width: 100%;
				padding-bottom: 40upx;
			}
	
			.image-wrapper {
				width: 200upx;
				height: 150upx;
				border-radius: 3px;
				overflow: hidden;
				border: #f2f2f2 2upx solid;
				box-shadow: #f3f3f3 0upx 0upx 16upx;
				image {
					width: 100%;
					height: 100%;
					opacity: 1;
				}
			}
			
			.right-cont{
				overflow: hidden;
				float: right;
				padding-left: 20upx;
				width: 100%;
				
				.title {
					font-size: $font-base;
					color: $font-color-dark;
					line-height: 44upx;
					min-height: 88upx;
				}
					
				.price-box {
					display: flex;
					align-items: center;
					justify-content: space-between;
					padding-right: 10upx;
					font-size: 24upx;
					color: $font-color-light;
				}
					
				.price {
					font-size: $font-lg;
					color: $uni-color-primary;
					line-height: 1;
					
					&:before {
						content: '￥';
						font-size: 26upx;
					}
				}
			}
	
		}
	
</style>
